???: ???????: mm?? mm ????: ???: ????:
                ??   ??????? ???????????????? ????>>>>
                ??????????
                ??????и?????
                ???????????
                ????????????
                ??е????????и?????
                ????????????
                20#????????
                45#?????????
                42crmo?????????
                16mn?????????
                ???? ??????? ???????????????? ????>>>>
                ??????????е????????и???
                ????????????? ??
                ????????????и???????
                ???????????????δ????
                ???????????и?????????5
                ???????????????и???????
                10?·?45#????????????
                ??????????????????м????
                ??е????????и??????м???&
                ????е????????и??????г?
                Lgmi?? ??·??
                ??????????????????????
                ?????? ?????λ??:??? / ???????
                ??????? ??? ???? ??? ??? ???? ???????
                ???????????? 80 45# GB8163-2008 ????/?? ??? 2017/7/18
                20#??????и????? 57 20# GB8162-2008 ????/?? ???? 2017/7/18
                ?????????????и??? 76 20# GB8162-2008 ????/?? ??? 2017/7/18
                С???????????? 80 20# GB8163-2008 ????/?? ???? 2017/7/18
                ?????????? 29 12cr1movG GB8163-2008 ????/?? ??? 2017/7/18
                ????????????? 146 20# GB8163-2008 ????/?? ??? 2017/7/18
                ????????? 159 20# GB8162-2008 ????/?? ??? 2017/7/18
                ???????????? 146 45# GB8163-2008 ????/?? ??? 2017/7/18
                ????????и? 95 35crmo GB8163-2008 ????/?? ?? 2017/7/18
                ?????ˉ?????? 133 20# GB3087-2008 ????/?? ??? 2017/7/18
                ??????????и? 60 20# GB8162-2008 ????/?? ???? 2017/7/18
                ??????????????? 108 20# GB8162-2008 ????/?? ???? 2017/7/18
                ?????????? 83 304 GB/T14976-2012 ????/?? ??? 2017/7/18
                ??????????? 146 304 GB/T14976-94 ????/?? ??? 2017/7/18
                ???????и????? 102 309s GB2270-80 ????/?? ??? 2017/7/18
                Q345B???????и?????? 377 Q345B GB/T8163-2008 4000?/?? ???? 2017/7/18
                ??????????и? 508 Q235B GB/T50205-2001 4000?/?? ??? 2017/7/18
                ????????????? 426 16Mn GB/T8162-2008 4000?/?? ??? 2017/7/18
                ???????????????? 600 Q235A GB/T50205-2001 4000?/?? ??? 2017/7/18
                ????????????и? 12-600 Q235A GB/T50205-2001 4000?/?? ???? 2017/7/18
                ??????????? 325 Q345B GB/T8163-2008 4000?/?? ???? 2017/7/18
                42crmo??????????? 146 42crmo GB8162-2008 ????/?? ??? 2017/7/18
                ??е????????и????? 133 16mn GB/T8163-2008 ????/?? ??? 2017/7/18
                ???????????? 133 45# GB/T8163-2008 ????/?? ??? 2017/7/18
                ?? 36 ?????     ???  ????   [1] [2]   ????  ??      ??2?  24??/?       

                ??????? |??????? | ?????? | ????б? | ?????? | ???????? | ???????? | ??????? | ????????
                ???????????????и???????45#????????????????????????????????????????е????????и?????
                ?綽??0510-85321116 88262286  ???棺0510-85321116  ?????13382241116 13301512014
                Copyright ????3??????????????  ???:??????????????????????·288??  ???????????????   

                ???
                一次接30个客人的感受